Dr. Derek Johnson, D.O.
Contact & Location
New Cumberland, PA 17070
Dr. Derek Johnson is a board-certified orthopedic surgeon practicing in New Cumberland, Pennsylvania. A Medicare provider since 2007, Dr. Johnson has performed 15 Medicare-verified shoulder replacements (#74 in Pennsylvania) and 14 knee replacements, for a combined total of 29 procedures.
In Pennsylvania, Dr. Johnson performs below average in shoulder (15 vs 28 avg), below average in knee (14 vs 47 avg).
Dr. Johnson's reported Medicare volume is split between shoulder replacements (15 cases) and knee replacements (14 cases).
Dr. Johnson is the only orthopedic surgeon in New Cumberland represented in the current Medicare dataset, serving as the primary local option for patients considering joint replacement surgery in the area.
Medicare records for Dr. Johnson extend back to 2015, covering 10 years of data. Over that period, recorded procedure volume increased from 14 to 29 in the most recent data, a 107% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Johnson's 15 shoulder replacement procedures is below the national average of 29 among 2,213 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
Verified Case Volume Trends (2013-Current)
Verified Medicare Cases
How is this estimated?
Medicare Part B fee-for-service claims represent approximately 33–37% of all joint replacements performed nationally (source: CMS data, AJRR). This range estimates the surgeon's total practice volume across all payers. The verified Medicare count above is the definitive, audited figure.
How Dr. Johnson Compares
Procedure volume compared to the Pennsylvania state average.
Volume Trend Analysis
Dr. Johnson's Medicare-recorded procedure volume has trended upward over 10 years, increasing 107% from 14 procedures in 2015 to 29 in the most recent data.
Hospital Affiliations & Quality
Quality ratings and complication rates are hospital-level metrics from CMS Hospital Compare and do not reflect individual surgeon performance. Star ratings updated quarterly. Complication data covers a rolling 3-year period.
Patient Resources: Preparing for Shoulder Replacement
If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:
Evidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
Rehabilitation Roadmap: Your Complete Recovery GuideA structured physical therapy progression from the first post-op exercises through full strength and mobility restoration over 3 to 6 months.
Medicare Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
Shoulder Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after shoulder replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full shoulder replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Johnson
How does Dr. Johnson's procedure volume compare to other Pennsylvania surgeons?
Dr. Johnson has performed 29 Medicare-verified joint replacement procedures. The Pennsylvania average is 66 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Johnson ranks #264 out of 376 orthopedic surgeons in Pennsylvania.
What types of joint replacement does Dr. Johnson perform?
Dr. Johnson's Medicare data shows procedures in shoulder replacement (15 cases) and knee replacement (14 cases).
Where is Dr. Johnson's practice located?
Dr. Johnson practices in New Cumberland, Pennsylvania. The office is located at 729 Carol St, New Cumberland, PA 17070. Patients in the surrounding area can consult Dr. Johnson for joint replacement evaluation.
What does the Medicare data for Dr. Johnson represent?
The procedure counts shown are based on the most recent Medicare Part B fee-for-service claims data, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Johnson's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 29 procedures shown here.
Has Dr. Johnson's procedure volume changed over time?
Yes. Dr. Johnson's Medicare-recorded volume has increased from 14 procedures in 2015 to 29 in the most recent data, a 107% increase over 10 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 31 procedures in 2016.
Does Dr. Johnson perform more than one type of joint replacement?
Yes. Dr. Johnson's Medicare data shows procedures in shoulder replacement (15 cases), knee replacement (14 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Johnson affiliated with?
According to CMS facility affiliation data, Dr. Johnson is affiliated with Wilcox Memorial Hospital, Kauai Veterans Memorial Hospital. Dr. Johnson maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.
What are the quality ratings for hospitals where Dr. Johnson practices?
Wilcox Memorial Hospital (2 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.